var mySwiper = new Swiper ( '.swiper', {
    loop: true, // 循环模式选项
    // direction: 'vertical',//垂直切换选项
    pagination: {
        el: '.swiper-pagination',
    },
    navigation: {
        nextEl: '.swiper-button-next',
        prevEl: '.swiper-button-prev',
    },
    autoplay: {
        delay: 1000
    }
})